August 2004
Intermediate to advanced
312 pages
8h 30m
English
Content preview from Excel 2003 Programming: A Developer's Notebook
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Prevent Design Changes
As mentioned previously, InfoPath both designs and displays forms. In most cases, you won’t want your users opening forms in Design mode and tinkering with them. There are two approaches to this problem:
Enable form protection. This approach discourages users from changing form templates, but does not prevent them from doing so.
Disable Design mode on your users’ systems. This approach keeps users from changing existing form templates and prevents them from creating new ones.
Note
Most developers don’t want to expose the inner workings of their applications to the world. InfoPath provides a limited ability to restrict that type of access to form templates.
How to enable protection
To protect a template from changes:
Open the template in Design mode.
Choose Tools → Form Options, select Enable protection on the General page, then click OK.
Protected templates display the warning shown in Figure 7-47 if the user opens them in Design mode.
Figure 7-47. Protecting forms discourages users from changing them
That’s weak protection at best, but if you sign the protected template with a digital signature, you can both discourage changes and detect changes if they are made (changes overwrite the digital signature, so the template will no longer be trusted).
How to disable design mode
A stronger solution prevents users from designing any templates. You can use the ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.